Помогите решить |1/x|=5/8 ; |1y|=2/7 ; |1/z|=2/5 ; |2/x|=1/3 ; |3/y|=5/6 ; |4/x|=8/9 пожалуйста
|x| = 8/5 x= -8/5 U x = 8/5 |y| = 2/7 y = -2/7 U y = 2/7 |z| = 5/2 z = -5/2 U z = 5/2 |x| = 6 x = -6 U x = 6 |y| = 18/5 y = -18/5 U y = 18/5 |x| = 9/2 x = -9/2 U x = 9/2